> > On 2022-06-29 10:25, Matus UHLAR - fantomas wrote: > > Since SpamAssassin does deep header scanning, it's more effective than > > just use incoming IP at MTA level. > > this is not good, its a sign of forwarding that forwards spam in the > first place, that make the forwarding ip grey, not white/wellcommed, > same shit as sendgrid does > > if sendgrid changes to use pr domain sender ips then sendgrid have > solved it 100%, but that say we have bilions custommers so that cant, > lol
I don't really get what you wrote. There is something for blocking at ip level, least resource intensive, and there is an application for doing the advanced header/body scans at a later stage.
